Gemini 4 Argon ranks 4th on TxBench antibody discovery, 3rd on preclinical pharmacology
kenbwork · x · 2026-10-23
kenbwork notes that Gemini 4 Argon performs strongly on the TxBench biomedical evals: 4th place (63.0%) on antibody discovery and 3rd (64.7%) on preclinical pharmacology.
The attached chart shows the TxBench-Antibody-Discovery leaderboard, which tests whether AI agents can make evidence-based decisions in therapeutic antibody discovery (candidate advancement, experimental support, cross-assay/model/species evidence transfer), grounded in public experimental data with deterministic answers. Opus 5.5 leads at 67.7% and 66.7%, followed by Fable 5.1 (63.3%), Gemini 4 Argon (63.0%), Sonnet 5.5, GPT-6 Astra (56.0%), and others.
Related event: Gemini 4 Argon Ranks High in TxBench Biomedical Agent Benchmarks(2 posts)→
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